The principle used in a musket was just like the principle behind cannon which is why muskets were also called mini canons. As it was difficult for a soldier to measure the amount of powder to be poured down the barrel, it was supplied in a pre-measured pouch that had to be torn apart by the soldier before every shot.
The approx distance between Heathrow and Gatwick in a straight line is 24 miles or 38.62 KMS See the maps and links below for additional information related to driving distances, fuel costs and estimated journey times for this trip from Heathrow to Gatwick.Happy trails!!pprox distance in miles from Heathrow to Gatwick is 24 miles or 38.62 KMS. This page was designed to give you a good indication of the distance from Heathrow to Gatwick.
London City Airport is very close to Central London. However, the number of destinations from there is limited. Heathrow and Gatwick are the two main London Airports and are both about 30 miles from Central London and easily accessible. Heathrow lies to the West of London and Gatwick to the South.